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. 2021 Jan 7;8:2. doi: 10.1038/s41597-020-00779-6

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© The Author(s) 2021

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Fig. 10 — (Left panels) Spatial distribution of O₂ uptake through fossil fuel use as estimated by GCP-GridFEDv2019.1 (kg O₂ year⁻¹). Gridded (0.1° × 0.1°) estimates of total O₂ uptake are shown for four years of the time series (1959–2018). (Right panels) Spatially-explicit oxidative ratios (OR; kg O₂ kg⁻¹ CO₂) for total emissions activities as estimated by GridFEDv2019.1.